Installation guide

13
Chapter 1
Read This First
Sun
TM
ONE Identity Server Policy Agents, version 2.1 comprises Web Policy
Agents and J2EE Policy Agents. This chapter provides a brief overview of Web
Policy Agents as well as some concepts you will need to understand before
proceeding with the installation of these agents. The information in this chapter is
common to all the supported operating systems.
Topics in this chapter include:
• Web Policy Agents
• Supported Servers
• Before You Begin Installation
In related documentation, you might see Sun ONE Identity Server referred to as
Sun Java™ System Identity Server and Sun Java™ System Access Manager. These
three names refer to the same product, but different versions.
Web Policy Agents
Web Policy Agents protect content on web servers and web proxy servers from
unauthorized intrusions. They control access to services and web resources based
on the policies configured by an administrator.
Uses for Web Policy Agents
Policy agents are installed on web servers for a variety of reasons. Here are three
examples: